Overview Financials News + Filings Key Docs Charts Transactions Holdings Ownership
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UBS AG
> MWE
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 09/30/2014 | MARKWEST ENERGY PARTNERS L P | MWE | 3,885,883 | 3,885,883 | 298,514,000 | 298,514,000 | $76.82 |
| 06/30/2014 | MARKWEST ENERGY PARTNERS L P | MWE | 1,515,558 | 1,515,558 | 108,484,000 | 108,484,000 | $71.58 |
| 03/31/2014 | MARKWEST ENERGY PARTNERS L P | MWE | 1,435,208 | -2,140,408 | 93,748,000 | -142,708,000 | $65.32 |
| 12/31/2013 | MARKWEST ENERGY PARTNERS L P | MWE | 3,575,616 | 3,575,616 | 236,456,000 | 236,456,000 | $66.13 |
| 09/30/2013 | MARKWEST ENERGY PARTNERS L P | MWE | 3,219,510 | 3,219,510 | 232,545,000 | 232,545,000 | $72.23 |
| 06/30/2013 | MARKWEST ENERGY PARTNERS L P | MWE | 3,013,510 | 3,013,510 | 201,453,000 | 201,453,000 | $66.85 |
| 03/31/2013 | MARKWEST ENERGY PARTNERS L P | MWE | 1,513,661 | 1,513,661 | 91,954,910 | 91,954,910 | $60.75 |
| 12/31/2012 | MARKWEST ENERGY PARTNERS L P | MWE | 0 | -1,925,786 | 0 | -104,801,280 | |
| 09/30/2012 | MARKWEST ENERGY PARTNERS L P | MWE | 1,925,786 | 1,925,786 | 104,801,280 | 104,801,280 | $54.42 |
| 06/30/2012 | MARKWEST ENERGY PARTNERS L P | MWE | 0 | -1,211,408 | 0 | -70,806,800 | |
| 03/31/2012 | MARKWEST ENERGY PARTNERS L P | MWE | 1,211,408 | 697,628 | 70,806,800 | 47,198,610 | $58.45 |
| 12/31/2011 | MARKWEST ENERGY PARTNERS L P | MWE | 2,400 | -511,380 | 132,140 | -23,476,050 | $55.06 |
| 09/30/2011 | MARKWEST ENERGY PARTNERS L P | MWE | 513,780 | -272,236 | 23,608,190 | -14,309,230 | $45.95 |
| 06/30/2011 | MARKWEST ENERGY PARTNERS L P | MWE | 786,016 | 692,977 | 37,917,420 | 35,065,770 | $48.24 |
| 03/31/2010 | MARKWEST ENERGY PARTNERS L P | MWE | 93,039 | 22,963 | 2,851,650 | 800,650 | $30.65 |
| 12/31/2009 | MARKWEST ENERGY PARTNERS L P | MWE | 70,076 | 70,076 | 2,051,000 | 2,051,000 | $29.27 |
| 09/30/2009 | MARKWEST ENERGY PARTNERS L P | MWE | 59,973 | -7,902 | 1,417,160 | 181,830 | $23.63 |
| 06/30/2009 | MARKWEST ENERGY PARTNERS L P | MWE | 67,875 | -6,726 | 1,235,330 | -650,590 | $18.20 |
| 03/31/2009 | MARKWEST ENERGY PARTNERS L P | MWE | 46,356 | -28,245 | 537,270 | -1,348,650 | $11.59 |
| 09/30/2008 | MARKWEST ENERGY PARTNERS L P | MWE | 74,601 | 74,601 | 1,885,920 | 1,885,920 | $25.28 |
| 12/31/2007 | MARKWEST ENERGY PARTNERS L P | MWE | 70,576 | -28,780 | 2,384,060 | -663,190 | $33.78 |
| 09/30/2007 | MARKWEST ENERGY PARTNERS L P | MWE | 99,356 | 99,356 | 3,047,250 | 3,047,250 | $30.67 |
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